Reads a bit of a number.
x: the number from which to read
n: which bit to read, starting at 0 for the least-significant (rightmost) bit
the value of the bit (0 or 1).
The text of the 86Duino reference is a modification of the Arduino reference, and is licensed under a Creative Commons Attribution-ShareAlike 3.0 License. Code samples in the reference are released into the public domain.